The evening will feature the vocals of Jane Krakowski, Cristin Milioti, Michael Shannon, Fred Armisen and Offerman, backed by musicians from Once. Comics Jason Sudeikis, David Cross, Mike Birbiglia, Rachel Dratch, Mike Birbiglia and Jon Glaser will perform standup.
The YMCA Camp, according to press notes, "provides a traditional summer camp experience to many New York City children who have little access to the Great Outdoors."
Doors will open at 7 PM. The 90-minute performance will be followed by an after-party.
St. Patrick's Youth Center is located at 268 Mulberry St. For ticket information call (212) 868-4444 or visit www.smarttix.com.